If the silane has no polar group, the surface free energy is low.

反之若硅烷中不含有极性基，则处理后玻纤的表面能较低。

youdao

If the silane has no polar group, the surface free energy is low.

反之若硅烷中不含有极性基，则处理后玻纤的表面能较低。

youdao